7.8

CVE-2018-1100

zsh through version 5.4.2 is vulnerable to a stack-based buffer overflow in the utils.c:checkmailpath function. A local attacker could exploit this to execute arbitrary code in the context of another user.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Zsh ≫ Zsh Version <= 5.4.2
Canonical ≫ Ubuntu Linux Version 14.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.54% 0.427
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NIST 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

https://access.redhat.com/errata/RHSA-2018:3073
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:1932
Third Party Advisory
https://security.gentoo.org/glsa/201805-10
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/12/msg00000.html
https://bugzilla.redhat.com/show_bug.cgi?id=1563395
Third Party Advisory
Issue Tracking
https://sourceforge.net/p/zsh/code/ci/31f72205630687c1cef89347863aab355296a27f/
Patch
https://usn.ubuntu.com/3764-1/
Third Party Advisory